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Finding the Fourth Proportional to 32,522.44, 48,771.42 and 12,790.21

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Solution

The fourth proportional to 32,522.44, 48,771.42 and 12,790.21 is: 19,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,522.44 : 48,771.42 = 12,790.21 : x
  2. Step 2: Convert to fraction form
    32,522.44/48,771.42 = 12,790.21/x
  3. Step 3: Cross multiply
    32,522.44x = 48,771.42 × 12,790.21
  4. Step 4: Simplify right side
    32,522.44x = 623,796,703.80
  5. Step 5: Solve for x
    x = 623,796,703.80/32,522.44
  6. Step 6: Final answer
    x = 19,180.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.